Home / 2,818,176,020.80-4,227,264,031.20-879,227,310.40

Finding the Fourth Proportional to 2,818,176,020.80, 4,227,264,031.20 and 879,227,310.40

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Solution

The fourth proportional to 2,818,176,020.80, 4,227,264,031.20 and 879,227,310.40 is: 1,318,840,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,176,020.80 : 4,227,264,031.20 = 879,227,310.40 : x
  2. Step 2: Convert to fraction form
    2,818,176,020.80/4,227,264,031.20 = 879,227,310.40/x
  3. Step 3: Cross multiply
    2,818,176,020.80x = 4,227,264,031.20 × 879,227,310.40
  4. Step 4: Simplify right side
    2,818,176,020.80x = 3,716,725,984,502,637,568
  5. Step 5: Solve for x
    x = 3,716,725,984,502,637,568/2,818,176,020.80
  6. Step 6: Final answer
    x = 1,318,840,965.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.